try to set MAC in to nRF51 SDK9

Question

void set_addr (void) 
 {
static ble_gap_addr_t m_central_addr;
 
m_central_addr.addr_type = BLE_GAP_ADDR_TYPE_RANDOM_PRIVATE_NON_RESOLVABLE;
m_central_addr.addr[0] = 0x7a;
m_central_addr.addr[1] = 0x38;
m_central_addr.addr[2] = 0x28;
m_central_addr.addr[3] = 0xca;
m_central_addr.addr[4] = 0x63;
m_central_addr.addr[5] = 0xc4; // 2MSB must be set 11

sd_ble_gap_address_set(BLE_GAP_ADDR_CYCLE_MODE_NONE, &m_central_addr);
}
 
 no success

Sigurd · Accepted Answer

Hi, 
 As shown in the figure in this post , for Random Private non-resolvable addresses, the 2 MSB must be set to 00 , and not 11.